1118826 has 16 divisors (see below), whose sum is σ = 2486400. Its totient is φ = 372924.

The previous prime is 1118809. The next prime is 1118827. The reversal of 1118826 is 6288111.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1118826.

It is not an unprimeable number, because it can be changed into a prime (1118827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10306 + ... + 10413.

It is an arithmetic number, because the mean of its divisors is an integer number (155400).

2^1118826 is an apocalyptic number.

1118826 is an abundant number, since it is smaller than the sum of its proper divisors (1367574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118826 is a wasteful number, since it uses less digits than its factorization.

1118826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20730 (or 20724 counting only the distinct ones).

The product of its digits is 768, while the sum is 27.

The square root of 1118826 is about 1057.7457161341. The cubic root of 1118826 is about 103.8135837080.

The spelling of 1118826 in words is "one million, one hundred eighteen thousand, eight hundred twenty-six".